'The Devil's Mouth' Review
- Kyle Wolfe
- 1 hour ago
- 2 min read
Release Date: 07/29/26 [Prime Video]
Genre: Horror. Thriller.
MPAA: Rated PG13.
Distributor: Amazon MGM Studios.
The Verdict: A Mistake
The Devil's Mouth has the ingredients for an effective survival thriller. A flooded cave system is inherently unnerving, and adding a shark to that environment should only heighten the danger. Instead, the film struggles to find much suspense in either idea, settling into a predictable story that never takes advantage of its strongest assets. Rather than building on the tension of its premise, it moves from one expected beat to the next with surprisingly little urgency or imagination.
The shark is less the film's focus than its excuse, setting the stage for what is ultimately a straightforward cave survival thriller. Despite combining two survival scenarios, the film seems oddly uninterested in doing anything memorable with either one. The script leans on familiar character archetypes, generic dialogue, and backstory that exists more to fill in the blanks than deepen anyone's emotional investment. Even when the film attempts to raise the stakes, the tension rarely lands because the story follows such a well-worn path that it's difficult to become invested in what happens next.
Kathryn Newton delivers a committed performance despite the material working against her. She brings sincerity to a protagonist whose defining traits never extend much beyond familiar family trauma and a fear of the water. Jeff Wadlow's direction remains competent enough to keep the film moving, but it never elevates the script or finds ways to make the cave setting feel especially claustrophobic or oppressive. Likewise, the largely digital shark lacks the realism needed to become a genuinely intimidating presence, while the death scenes fail to leave much of an impression.
The Devil's Mouth isn't outright terrible, but that almost makes it more disappointing. With a premise that practically comes with built-in suspense, it never discovers the creativity or intensity needed to stand apart from countless survival thrillers that have explored similar territory. It ultimately feels in line with much of Jeff Wadlow's genre output: competently assembled but lacking the spark needed to leave a lasting impression.
